[clang] [clang] fix uefi target for aarch64 & x86_64 (PR #120632)

[Joseph Huber via cfe-commits]

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@@ -165,6 +165,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const llvm::Triple &Triple,
     case llvm::Triple::OpenBSD:
       return std::make_unique<OpenBSDTargetInfo<AArch64leTargetInfo>>(Triple,
                                                                       Opts);
+    case llvm::Triple::UEFI:
+      return std::make_unique<UEFIAArch64TargetInfo>(Triple, Opts);
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jhuber6 wrote:

I'm going to just guess that the original patch made a dedicated X64 UEFI target because there weren't any other users. That's not true anymore so we should probably do what the other targets do and take a mixin for the underlying architecture.

https://github.com/llvm/llvm-project/pull/120632